CDesktopFolderEnum Class Reference

Inheritance diagram for CDesktopFolderEnum:

Collaboration diagram for CDesktopFolderEnum:

Public Member Functions
void	AddItemsFromClassicStartMenuKey (HKEY hKeyRoot)
HRESULT WINAPI	Initialize (DWORD dwFlags, IEnumIDList *pRegEnumerator, IEnumIDList *pDesktopEnumerator, IEnumIDList *pCommonDesktopEnumerator)
Public Member Functions inherited from CEnumIDListBase
	CEnumIDListBase ()
virtual	~CEnumIDListBase ()
BOOL	AddToEnumList (LPITEMIDLIST pidl)
BOOL	DeleteList ()
BOOL	HasItemWithCLSID (LPITEMIDLIST pidl)
HRESULT	AppendItemsFromEnumerator (IEnumIDList *pEnum)
STDMETHOD()	Next (ULONG celt, LPITEMIDLIST *rgelt, ULONG *pceltFetched) override
STDMETHOD()	Skip (ULONG celt) override
STDMETHOD()	Reset () override
STDMETHOD()	Clone (IEnumIDList **ppenum) override
Public Member Functions inherited from ATL::CComObjectRootEx< CComMultiThreadModelNoCS >
	~CComObjectRootEx ()
ULONG	InternalAddRef ()
ULONG	InternalRelease ()
void	Lock ()
void	Unlock ()
HRESULT	_AtlInitialConstruct ()
Public Member Functions inherited from ATL::CComObjectRootBase
	CComObjectRootBase ()
	~CComObjectRootBase ()
void	SetVoid (void *)
HRESULT	_AtlFinalConstruct ()
HRESULT	FinalConstruct ()
void	InternalFinalConstructAddRef ()
void	InternalFinalConstructRelease ()
void	FinalRelease ()
Public Member Functions inherited from IEnumIDList
HRESULT	Next ([in] ULONG celt, [out, size_is(celt), length_is(*pceltFetched)] PITEMID_CHILD *rgelt, [out] ULONG *pceltFetched)
HRESULT	Skip ([in] ULONG celt)
HRESULT	Reset ()
HRESULT	Clone ([out] IEnumIDList **ppenum)
Public Member Functions inherited from IUnknown
HRESULT	QueryInterface ([in] REFIID riid, [out, iid_is(riid)] void **ppvObject)
ULONG	AddRef ()
ULONG	Release ()

Additional Inherited Members
Public Types inherited from IEnumIDList
typedef IEnumIDList *	LPENUMIDLIST
Public Types inherited from IUnknown
typedef IUnknown *	LPUNKNOWN
Static Public Member Functions inherited from ATL::CComObjectRootBase
static void WINAPI	ObjectMain (bool)
static const struct _ATL_CATMAP_ENTRY *	GetCategoryMap ()
static HRESULT WINAPI	InternalQueryInterface (void *pThis, const _ATL_INTMAP_ENTRY *pEntries, REFIID iid, void **ppvObject)
Public Attributes inherited from ATL::CComObjectRootBase
LONG	m_dwRef

Detailed Description

Definition at line 199 of file CDesktopFolder.cpp.

Member Function Documentation

AddItemsFromClassicStartMenuKey()

void CDesktopFolderEnum::AddItemsFromClassicStartMenuKey ( HKEY  hKeyRoot )

inline

Definition at line 207 of file CDesktopFolder.cpp.

        {
            DWORD dwResult;
            HKEY hkey;
            DWORD j = 0, dwVal, Val, dwType, dwIID;
            LONG r;
            WCHAR iid[50];
            LPITEMIDLIST pidl;
 
            dwResult = RegOpenKeyExW(hKeyRoot, ClassicStartMenuW, 0, KEY_READ, &hkey);
            if (dwResult != ERROR_SUCCESS)
                return;
 
            while(1)
            {
                dwVal = sizeof(Val);
                dwIID = sizeof(iid) / sizeof(WCHAR);
 
                r = RegEnumValueW(hkey, j++, iid, &dwIID, NULL, &dwType, (LPBYTE)&Val, &dwVal);
                if (r != ERROR_SUCCESS)
                    break;
 
                if (Val == 0 && dwType == REG_DWORD)
                {
                    pidl = _ILCreateGuidFromStrW(iid);
                    if (pidl != NULL)
                    {
                        if (!HasItemWithCLSID(pidl))
                            AddToEnumList(pidl);
                        else
                            SHFree(pidl);
                    }
                }
            }
            RegCloseKey(hkey);
        }

Referenced by Initialize().

Initialize()

HRESULT WINAPI CDesktopFolderEnum::Initialize ( DWORD  dwFlags, IEnumIDList *  pRegEnumerator, IEnumIDList *  pDesktopEnumerator, IEnumIDList *  pCommonDesktopEnumerator  )

inline

Definition at line 244 of file CDesktopFolder.cpp.

        {
            BOOL ret = TRUE;
            LPITEMIDLIST pidl;
 
            static const WCHAR MyDocumentsClassString[] = L"{450D8FBA-AD25-11D0-98A8-0800361B1103}";
            static const WCHAR InternetClassString[] = L"{871C5380-42A0-1069-A2EA-08002B30309D}";
 
            TRACE("(%p)->(flags=0x%08x)\n", this, dwFlags);
 
            /* enumerate the root folders */
            if (dwFlags & SHCONTF_FOLDERS)
            {
                AddToEnumList(_ILCreateMyComputer());
                if (IsNamespaceExtensionHidden(MyDocumentsClassString) < 1)
                    AddToEnumList(_ILCreateMyDocuments());
                if (IsNamespaceExtensionHidden(InternetClassString) < 1)
                    AddToEnumList(_ILCreateIExplore());
 
                DWORD dwFetched;
                while((S_OK == pRegEnumerator->Next(1, &pidl, &dwFetched)) && dwFetched)
                {
                    if (IsNamespaceExtensionHidden(pidl) < 1)
                    {
                        if (!HasItemWithCLSID(pidl))
                            AddToEnumList(pidl);
                        else
                            SHFree(pidl);
                    }
                }
                AddItemsFromClassicStartMenuKey(HKEY_LOCAL_MACHINE);
                AddItemsFromClassicStartMenuKey(HKEY_CURRENT_USER);
            }
 
            /* Enumerate the items in the two fs folders */
            AppendItemsFromEnumerator(pDesktopEnumerator);
            AppendItemsFromEnumerator(pCommonDesktopEnumerator);
 
            return ret ? S_OK : E_FAIL;
        }

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The documentation for this class was generated from the following file:

• dll/win32/shell32/folders/CDesktopFolder.cpp